fix bug

apps/exams/Tpl/default/Index/pay_w3g.html

@@ -73,6 +73,7 @@
 				    });
 				}
 				if(that.agree) {
+					var s = 0;
 					$.ajax({
 					    url: "{:U('course/PayVideo/payLibraryExams')}",
 					    data: {
@@ -85,9 +86,38 @@
 					    async:false,
 					    type:'post',
 					    success: function(data){
-							let res = JSON.parse(data)
-							if(res.status == 1) {
-
+							let res2 = JSON.parse(data);
+							clearInterval(s);
+							if(res2.status == 1) {
+								var pay_pass_num = res2.data.pay_pass_num;
+								WeixinJSBridge.invoke(
+										'getBrandWCPayRequest',JSON.parse(res2.data.html),
+										function(res){
+											if(res.err_msg == "get_brand_wcpay_request:ok" ){
+												s = setInterval(function(){
+													$.ajax({
+														url: "{:U('course/PayVideo/getPayStatus')}",
+														data:{pay_pass_num:pay_pass_num},
+														type:'post',
+														success: function(res){
+															try{
+																res = JSON.parse(res);
+																if(res.status == 1){
+																	clearInterval(s);
+																	ui.success('购买成功');
+																	setTimeout(function(){
+																		window.location.href = res.data;
+																	},1500);
+																}
+															}catch(e){
+																return;
+															}
+														}
+													});
+												},1800);
+											}
+										}
+								);
 							} else {
 								ui.error(res.data)
 							}